Improvement in heating-stoves



H. J. RUTTAN.f

Heating-Stoves. l N10. 131,455. l Patented Sep. 17, 1872..

www will?. ,IMUV l n 'fluff u V ,IMS

wlNessEs. miam my MW UNITED STATES PATENT OFFICE.

HENRY JONES RUTTAN, OF OOBOURG, CANADA.

IMPROVEMENT IN HEATING-STCVES.

Specification forming part of Letters Patent N0- 131,466, datedSeptember 17, 1872.

To all whom it may concern:

Be it known that I, HENRY JONES RUTTAN, of Gobourg, in the county ofNorthumberland,

.in the Province of Ontario, Dominion of Canada, have invented anImproved Hot-Air Stove or Furnace, of which the following is aspeciiication:

This invention relates primarily to my improved system of warming andVentilating buildings, but is not confined thereto. The inventionconsists of a superior stove or furnace for heating air, having apedestal through which to receive external pure air from a Hue, and apeculiar arrangement of heating chainbers and tubes, as hereinafter setforth.

Figure 1 is a horizontal section of a Woodstove, illustrating myinvention. Fig. 2 is a vertical longitudinal section of the same. Thelines .r and w indicate, respectively, the planes of Figs. 1 and 2.

My improved stove or furnace may be of square or box 7 form, and adaptedfor burning long wood, as represented; or it may be adapted for otherfuel, and its proportions `and external shape varied.

a represents a Iirechamber, with ash-pit a; b, the door of the same,with draft-register b; c, a pedestal or base to receive the cold air,and furnished with a valve, c', for regulating the flow; d e,air-chambers within the stove, the former leading from the base c; ff,tubes extending through the fire-space and connecting said air-chambers;g g, tubes extending from air-chamber d to the front of the stove; h h,tubes extending vertically through the stove at its side; .i t', tubesextending longitudinally through the ash-pit a; j, the smokedischargecollar; and k la, apertures for the discharge of the heated air.

This stove may be of cast-iron or castiron i and gas-pipe. The object isto absorb, as nearly as possible, all the heat for warming air, and thiswithout burning it. The air may be conducted to the base or pedestal c,a

conducting-pipesf g h, iianking and surmounting the fuel-chamber, allarranged to operate" substantially as set forth.

Witnesses R. RUTTAN, ADAM SCOTT.

HENRY JONES RUTTAN.

